ASN Lookup Tool

St. Olaf College stolaf.edu US US 3 Routes

AS Data

AS21951

AS21951 – St. Olaf College

AS Number 21951
AS Name STOLAF
Organization St. Olaf College(soc)
Country US
Website stolaf.edu
Number of IPv4 Routes 2
Number of IPv6 Routes 1
ASN type EDUCATION
Registry ARIN
Date Allocated 2001-07-17

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Use ASN data for AS21951 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
199.91.180.0/22 1024
2620:132:b000::/40 ~309×10²⁴
162.210.88.0/22 1024

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       21951
ASName:         STOLAF
ASHandle:       AS21951
RegDate:        2001-07-17
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/21951


OrgName:        St. Olaf College
OrgId:          SOC
Address:        1510 St. Olaf Avenue
City:           Northfield
StateProv:      MN
PostalCode:     55057-1097
Country:        US
RegDate:        1988-06-20
Updated:        2017-09-19
Ref:            https://rdap.arin.net/registry/entity/SOC


OrgTechHandle: CR127-ARIN
OrgTechName:   Rice, Craig 
OrgTechPhone:  +1-507-786-3631 
OrgTechEmail:  cdr@stolaf.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/CR127-ARIN

OrgAbuseHandle: CR127-ARIN
OrgAbuseName:   Rice, Craig 
OrgAbusePhone:  +1-507-786-3631 
OrgAbuseEmail:  cdr@stolaf.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CR127-ARIN

OrgNOCHandle: CR127-ARIN
OrgNOCName:   Rice, Craig 
OrgNOCPhone:  +1-507-786-3631 
OrgNOCEmail:  cdr@stolaf.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/CR127-ARIN

RTechHandle: CR127-ARIN
RTechName:   Rice, Craig 
RTechPhone:  +1-507-786-3631 
RTechEmail:  cdr@stolaf.edu
RTechRef:    https://rdap.arin.net/registry/entity/CR127-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number Description Country
AS57 University of Minnesota US
AS15011 Jaguar Communications US
AS6939 Hurricane Electric LLC US

Upstreams

AS Number Description Country
AS57 University of Minnesota US
AS15011 Jaguar Communications US
AS6939 Hurricane Electric LLC US

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Frequently Asked Questions

ASN AS21951 is an Autonomous System Number used to identify a network for BGP internet routing.
AS21951 is listed under St. Olaf College.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.